Senior Software Engineer (Java)

About the Role

SwitchKart is on a mission to make technology more accessible and more sustainable — we're in the business of recommerce, giving old smartphones a second life, cutting down e-waste, and extending the lifecycle of every device we touch.

We're looking for a Junior Full Stack Developer who's eager to learn, build, and grow with us. You'll work closely with senior engineers on real features across our procurement app, retailer app, pricing engines, and warranty systems, gaining hands-on experience across a diverse product ecosystem.

What You'll Do

• Build Features: Work on both frontend and backend tasks across our suite of products, under guidance from senior engineers.

• Write Clean Code: Contribute well-tested, maintainable code to our React and Node.js codebases.

• Build AI-First: Get hands-on with building features that use AI at the core — not bolted on. You'll learn to think about where AI can automate, assist, or enhance what you're building.

• Learn the Stack: Get hands-on with our databases, APIs, and deployment processes across multiple applications.

• Collaborate: Participate in code reviews, stand-ups, and sprint planning.

• Debug and Fix: Troubleshoot issues across the stack and ship fixes.

• Adapt and Grow: Adapt quickly and positively in a fast-changing environment with tight timelines, and stay open to learning new tools and technologies as our stack evolves

.

What We're Looking For

Must Have

• 2+ years of full stack development experience

• Working knowledge of React and Node.js

• Basic understanding of relational databases (PostgreSQL/MySQL)

• Eagerness to learn and grow quickly

• Strong fundamentals in data structures and problem-solving

Good to Have

• Personal projects or open-source contributions

• Exposure to REST APIs

• Familiarity with Git and collaborative workflows

• Exposure to cloud platforms (AWS/GCP)

Why SwitchKart

• Hands-on learning with real ownership from day one.

• Access to the latest AI coding agents and tools — we invest in keeping our engineers on the cutting edge.

• Work closely with senior engineers who'll help you grow.

• Be part of a genuinely differentiated business with real impact.

• Fast-moving team where you'll learn quickly and see your work ship.

Job Description

Position -   Full stack Developer

Location - Mumbai

    Experience - 2-5 Years 

Who are we

Based out of IIT Bombay, HaystackAnalytics is a HealthTech company creating clinical genomics products, which enable diagnostic labs and hospitals to offer accurate and personalized diagnostics. Supported by India's most respected science agencies (DST, BIRAC, DBT), we created and launched a portfolio of products to offer genomics in infectious diseases. Our genomics based diagnostic solution for Tuberculosis was recognized as one of top innovations supported by BIRAC in the past 10 years, and was launched by the Prime Minister of India in the BIRAC Showcase event in Delhi, 2022.

Objectives of this Role:

• Work across the full stack, building highly scalable distributed solutions that enable positive user experiences and measurable business growth
• Ideate and develop new product features in collaboration with domain experts in healthcare and genomics 
• Develop state of the art enterprise standard front-end and backend services
• Develop cloud platform services based on container orchestration platform 
• Continuously embrace automation  for repetitive tasks
• Ensure application performance, uptime, and scale, maintaining high standards of code quality  by using clean coding principles and solid design patterns 
• Build robust tech modules  that are Unit Testable, Automating recurring tasks and processes  
• Engage effectively with team members and collaborate to upskill and unblock each other

Frontend Skills 

• HTML 5  
• CSS framework  (  LESS/ SASS / Tailwind ) 
• Es6 / Typescript 
• Electron app /Tauri)
• Component library  ( Bootstrap , material UI, Lit ) 
• Responsive web layout ( Flex layout , Grid layout ) 
• Package manager --> yarn-/ npm / turbo
• Build tools - > (Vite/Webpack/Parcel)
• Frameworks -- > React  with Redux of Mobx / Next JS
• Design patterns 
• Testing - JEST / MOCHA / JASMINE / Cypress)
• Functional  Programming concepts  
• Scripting  ( powershell , bash , python )

Backend Skills 

• Nodejs - Express / NEST JS 
• Python /  Rust
• REST API 
• SOLID Design Principles
• Database (postgresql / mysql / redis /  cassandra / mongodb ) 
• Caching  ( Redis ) 
• Container Technology  ( Docker / Kubernetes )  
• Cloud ( azure , aws , openshift, google cloud) 
• Version  Control - GIT 
• GITOPS 
• Automation ( terraform , ansible ) 

Cloud  Skills 

• Object storage
• VPC   concepts 
• Containerize Deployment
• Serverless architecture 

Other  Skills 

• Innovation and thought leadership
• UI - UX design skills  
• Interest in in learning new tools, languages, workflows, and philosophies to grow
• Communication 

To know more about us- https://haystackanalytics.in/

We are seeking a skilled and motivated Python Full Stack Developer to join us. The ideal candidate will have experience with Python, JavaScript and its related technologies, as well as a passion for developing efficient and scalable software solutions.

Responsibilities:

• Design and develop high-quality, scalable applications using Python, Django, DRF, FastAPI and JavaScript frameworks such as React or Vue.js
• Analyze business requirements and develop software solutions to meet those needs
• Write clean, maintainable, and efficient code
• Test software solutions to ensure they meet performance, scalability, and reliability requirements
• Debug and troubleshoot issues in the software
• Stay up-to-date with emerging trends and technologies in Python development

Qualifications:

• Bachelor's or Master's degree in Computer Science or related field
• At least 2 years of experience in developing applications using Python, Django, DRF or FastAPI.
• At least 2 years of experience in using front-end JavaScript frameworks such as Jquery, React or Vue.js
• Experience with database technologies such as PostgreSQL and MongoDB
• Experience with AWS or other cloud platforms
• Ability to write clean and maintainable code
• Strong analytical and problem-solving skills
• Excellent written and verbal communication skills

Nice to have:

• Knowledge of Trading in stocks, forex, futures etc.
• Knowledge of automated trading
• Experience with Different Trading Platforms

We offer:

• Competitive salary
• Flexible working hours

Job Types: Full-time, Regular / Permanent

Salary: ₹400,000.00 - ₹10,000.00 per year

Benefits:

• Flexible schedule

Schedule:

• Day shift
• Monday to Friday

Supplemental pay types:

• Overtime pay
• Yearly bonus
• Performance-based bonus

Ability to commute/relocate:

• Mondeal heights, SG Highway, Ahmedabad - 380015, Gujarat: Reliably commute or planning to relocate before starting work (Required)

Education:

• Bachelor's (Preferred)

Experience:

• Python: 1-3 years (Required)
• JavaScript: 1-3 years (Required)

Task:

• Design, implement and maintain Java application phases
• To take part in software and architectural development activities
• Conduct software analysis, programming, testing and debugging
• Identifying production and non-production application issues
• Transforming requirements into stipulations
• Develop, test, implement and maintain application software
• Recommend changes to improve established Java application processes
• Develop technical designs for application development
• Develop application code for Java programs

We wish:

• Minimum 3 years of experience with excellent Java development skills
• Demonstrable hands-on experience in delivering solutions in a JavaEE 6 environment
• Open-source frameworks and standards Hibernate, Spring JDBC
• Hands-on experience with tools such as Ant, Eclipse, Maven, SVN, SoapUI, JIRA, Bamboo
• WS concepts and protocols: WSDL, REST, SOAP, JMS, XSLT, XML Schema
• Experienced with one or more open-source ESB products (JBOSS FUSE ESB, Apache Camel, Apache service mix) and/or message-oriented middleware and Active MQ, JMS
• Strong Java unit test skills
• Good experience in design patterns & design principles
• Experience with Webservices, PLSQL and SQL (Oracle 10g or above)
• Experience in Oops development with Core Java
• Desirable: Experience with:
  • Elastic Search, Smooks, Lucene, Jasper, Report
  • Domain-driven design
  • Experience with NoSQL technologies: Casandra, Mongo DB
  • Experience with agile development practices (Eg Scrum) and continuous integration environment
  • A J2EE application and web containers such as GlassFish, Jetty, Tomcat
  • CMMi-5 level process experience advantage

We Offer:

• Freedom to realize your ideas & individual career & development opportunities.
• A motivating work environment, flat hierarchical structure, numerous company events which cannot be forgotten and fun at the workplace with flexibilities.
• Professional challenges and career development opportunities.

We are looking for a FULL-TIME OFFICE POSITION Java Developer (2-3 years experience) who is proficient with coding and can design, develop, test, and implement Java applications and resolve technical issues.

As a Java Developer, we are looking for a highly skilled candidate, who will be responsible for building great web applications in Java, analyzing business objectives and user requirements, suggesting necessary changes for the existing Java applications, compiling detailed technical documentation, and determining application functionalities and features.

Do you think you fit this description well? Then apply now!

Expected Responsibilities

• Understanding the business requirements
• Designing and developing the front end for customer-facing applications using the MVC framework
• Creating RESTful APIs for the front-end developers with and with ORM or raw query for any Database technologies like MySQL or MongoDB
• Creating self-contained, reusable, and testable modules and components
• Ensuring a clear dependency chain regarding the app logic as well as the file system
• Supporting continuous improvement by investigating alternatives and technologies and presenting these for architectural review
• Writing non-blocking code and resorting to advanced techniques, such as multi-threading, when required

Required Skills And Qualifications

• MCA/BTech degree in Computer Science, Engineering, or a related subject
• Thorough understanding of the responsibilities of the platform, database, API, caching layer, proxies, and other web services used in the system
• Experience with Docker or any other containerization tools
• Growth mindset and a positive and collaborative attitude
• Professional, precise communication skills
• Fluency in English, both written and spoken

Must-Haves

• At least 2-3 years of experience as a Java Developer
• Experience with Amazon Web Services (S3, Lambda, Elastic Beanstalk, and other AWS modules)
• Hands-on experience in Core Java, Spring Boot, and Spring framework (Embedded Tomcat), REST API skills
• Deep understanding of Java, servlets in J2EE, web-based request handling with Microservices architecture
• Experience with JavaScript-based front-end frameworks like Angular JS or React JS
• Good understanding of Design Patterns, Data structures, and Algorithms
• Exposure to Agile principles and methodologies, including Continuous Integration and Test Driven Development
• Comprehensive knowledge of OO design principles and development patterns
• Java Batch Scheduling (e.g., Flux, Quartz) knowledge
• Previous experience working with clean code, SOLID principles, TDD

A Little About Who We Are

Klizo Solutions, founded by Joseph Ricard, is an IT company that develops outstanding applications and techs in an enterprise environment, located near CC2 in the New Town Area, Kolkata.

But it isn’t the first brainchild of our founder, as he also has multiple start-ups to his credit, including one of the largest music apps in the Philippines and Italy and a first-of-its-kind Cannabis Vending Machine.

So, naturally, being a part of a company founded and run by such a visionary tech leader and a serial entrepreneur, our employees always have ample opportunities to learn and grow as the company evolves.

Currently, our big happy Klizo family consists of 50+ employees. But we want to extend the happiness of working and collaborating with talented individuals even further. And by this, we mean we will hire more talents over the next few weeks!

Perks Of Being A Klizonian

• Training will be provided (if required)
• 5-day working in a week
• On-time salary every month
• Cool and approachable management
• Numerous opportunities for growth

Job Type: Full Time

Full Stack Developer - Looking for top 5% talent from growth startups

About the Company:

Torre Capital is a VC-Funded Fintech based out of Singapore focused on disrupting the Asset Management Industry. We are backed by prestigious VC firms and a network of angels and industry leaders, with over 18 months of runway. We are creating new ways to interact and service High Net Worth Individuals using latest tech and analytics interventions. Torre Capital was started by professionals (Mckinsey, Accenture, Flipkart, PayU, CIMB) with 50+ years of experience in Digital Business Build and Asset Management.

Job Description:

We are looking for an experienced Full stack Engineer with 3-7 years of programming experience in a product development team. You are in top 5% of your field, and are passionate about creating new products and innovative code.

We are building a solution that deploys elements of tokenization using blockchain, ML driven portfolio selection and risk management, and a proprietary alternate secondary market for illiquid securities. You will work on relevant and cutting-edge technologies.

Key Requirements

• BE/ BTech or MTech/ Dual degree in Computer Science/Software engineering or similar from a tier 1 institute
• Fullstack development (Node.js or Python + React + React Native + GCP/AWS)
• Writing clean, semantic HTML, CSS working across all popular browsers
• Experience with typescript
• SQL/NoSQL database design, management and optimization
• Good at Functional style programming
• You have worked with and built REST APIs & GraphQL
• Experience with continuous deployment, familiar with AWS and Devops
• Experience implementing tests at all levels – unit, integration, E2E. TDD believer.
• Strong fundamental knowledge of algorithms, data structures, design patterns and network protocols.
• Previous work experience of at least 2 years in a similar role with an established startup
• Ability to deep dive into problem-solving and build elegant, maintainable solutions to complex problems
• Excellent interpersonal skills
• Deep knowledge of at least one backend frameworks

What we offer:

• Excellent fixed compensation with milestone linked bonuses
• Flexible work hours, family-friendly
• Independent work culture, no micro management
• Significant ESOPs in a fast-growing startup

Tech Stack :

ANGULARJS, NODEJS, REQUIREJS, EXPRESSJS, HTML5, CSS3, JAVASCRIPT, AJAX, REST API, JQUERY, POSTGRESQL/MYSQL, MVC FRAMEWORK, MICROSERVICES ARCHITECTURE

Responsibilities:

• Design and build advanced applications
• Work with outside data sources and APIs
• Unit-test code for robustness, including edge cases, usability, and general reliability
• Work on bug fixing and improving application performance
• Continuously discover, evaluate, and implement new technologies to maximize development efficiency
• Building reusable code and libraries for future use
• Optimization of the application for maximum speed and scalability
• Implementation of security and data protection
• Able to understand and create Documentation according to Client requirement.

Requirements:

• Ability to write clean, commented and maintainable code.
• Basic understanding of microservices.
• Basic understanding in designing, architecting, developing enterprise class products and solutions.
• Basic understanding of MVC frameworks.
• Good understanding of front-end technologies and platforms, such as JavaScript, HTML5, and CSS3.
• Understanding accessibility and security compliance.
• User authentication and authorization between multiple systems, servers, and environments.
• Integration of multiple data sources and databases into one system.
• Basic understanding data migration, transformation, and scripting.
• Understanding differences between multiple delivery platforms such as mobile vs desktop, and optimizing output to match the specific platform.
• Basic understanding of a back-end programming concepts.
• Basic understanding of code versioning tools, such as Git.
• Proper understanding of OOPS concepts.
• Creating database schemas that represent and support business processes.
• Understanding of startup culture.
• Good team player, Quick learner.